[canvaskit] more testing logs

Bug: skia:
Change-Id: Iaf6210f58cad82648756b7593d09396aeaf3a7fe
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/198660
Reviewed-by: Kevin Lubick <kjlubick@google.com>

experimental/canvaskit/tests/canvaskitinit.js

@@ -4,6 +4,7 @@ jasmine.DEFAULT_TIMEOUT_INTERVAL = 20000;
 
 let CanvasKit = null;
 const LoadCanvasKit = new Promise(function(resolve, reject) {
+    console.log('canvaskit loading', new Date());
     CanvasKitInit({
         locateFile: (file) => '/canvaskit/'+file,
     }).ready().then((loaded) => {